<!-- 统计卡片 -->
<template>
  <el-row :gutter="16">
    <el-col :md="6" :sm="12" :xs="24">
      <ele-card class="statistics-card">
        <ele-text type="placeholder" class="statistics-header">
          <div class="statistics-header-text">总销售额</div>
          <ele-tooltip content="指标说明" placement="top" :offset="6">
            <el-icon class="statistics-header-tip">
              <QuestionCircleOutlined />
            </el-icon>
          </ele-tooltip>
        </ele-text>
        <ele-text size="xxl" class="statistics-value">¥ 126,560</ele-text>
        <div class="statistics-body">
          <div class="statistics-trend-text">
            <div>周同比12%</div>
            <ele-text type="danger" :icon="CaretUpFilled" />
          </div>
          <div class="statistics-trend-text">
            <div>日同比11%</div>
            <ele-text type="success" :icon="CaretDownFilled" />
          </div>
        </div>
        <el-divider />
        <div>日销售额 ￥12,423</div>
      </ele-card>
    </el-col>
    <el-col :md="6" :sm="12" :xs="24">
      <ele-card class="statistics-card">
        <ele-text type="placeholder" class="statistics-header">
          <div class="statistics-header-text">访问量</div>
          <el-tag type="danger" size="small" :disable-transitions="true">
            日
          </el-tag>
        </ele-text>
        <ele-text size="xxl" class="statistics-value">8,846</ele-text>
        <v-chart
          ref="visitChartRef"
          :option="visitChartOption"
          style="height: 36px"
        />
        <el-divider />
        <div>日访问量 1,234</div>
      </ele-card>
    </el-col>
    <el-col :md="6" :sm="12" :xs="24">
      <ele-card class="statistics-card">
        <ele-text type="placeholder" class="statistics-header">
          <div class="statistics-header-text">支付笔数</div>
          <el-tag size="small" :disable-transitions="true">月</el-tag>
        </ele-text>
        <ele-text size="xxl" class="statistics-value">6,560</ele-text>
        <v-chart
          ref="payNumChartRef"
          :option="payNumChartOption"
          style="height: 36px"
        />
        <el-divider />
        <div>转化率 60%</div>
      </ele-card>
    </el-col>
    <el-col :md="6" :sm="12" :xs="24">
      <ele-card class="statistics-card">
        <ele-text type="placeholder" class="statistics-header">
          <div class="statistics-header-text">活动运营效果</div>
          <el-tag type="success" size="small" :disable-transitions="true">
            周
          </el-tag>
        </ele-text>
        <ele-text size="xxl" class="statistics-value">78%</ele-text>
        <div class="statistics-body">
          <el-progress
            color="#13c2c2"
            :percentage="78"
            :show-text="false"
            :stroke-width="8"
            style="width: 100%"
          />
        </div>
        <el-divider />
        <div class="statistics-footer">
          <div class="statistics-trend-text">
            <div>周同比12%</div>
            <ele-text type="danger" :icon="CaretUpFilled" />
          </div>
          <div class="statistics-trend-text">
            <div>日同比11%</div>
            <ele-text type="success" :icon="CaretDownFilled" />
          </div>
        </div>
      </ele-card>
    </el-col>
  </el-row>
</template>

<script setup>
import { ref, reactive } from "vue";
import { EleMessage } from "ele-admin-plus/es";
import { use } from "echarts/core";
import { CanvasRenderer } from "echarts/renderers";
import { LineChart, BarChart } from "echarts/charts";
import { GridComponent, TooltipComponent } from "echarts/components";
import VChart from "vue-echarts";
import {
  QuestionCircleOutlined,
  CaretUpFilled,
  CaretDownFilled,
} from "@/components/icons";
import { getPayNumList } from "@/api/dashboard/analysis";
import { useEcharts } from "@/utils/use-echarts";

use([CanvasRenderer, LineChart, BarChart, GridComponent, TooltipComponent]);

/** 访问量图表 */
const visitChartRef = ref(null);

/** 支付笔数图表 */
const payNumChartRef = ref(null);

useEcharts([visitChartRef, payNumChartRef]);

/** 访问量折线图配置 */
const visitChartOption = reactive({});

/** 支付笔数柱状图配置 */
const payNumChartOption = reactive({});

/** 获取支付笔数数据 */
const getPayNumData = () => {
  getPayNumList()
    .then((data) => {
      Object.assign(visitChartOption, {
        color: "#975fe5",
        tooltip: {
          trigger: "axis",
          formatter: `<i style="background: #975fe5;
                                  width: 10px;
                                  height: 10px;
                                  margin-right: 5px;
                                  border-radius: 50%;
                                  display: inline-block;"
                        ></i>{b0}: {c0}`,
        },
        grid: {
          top: 0,
          bottom: 0,
          left: 0,
          right: 0,
        },
        xAxis: [
          {
            show: false,
            type: "category",
            boundaryGap: false,
            data: data.map((d) => d.date),
          },
        ],
        yAxis: [
          {
            show: false,
            type: "value",
            splitLine: {
              show: false,
            },
          },
        ],
        series: [
          {
            type: "line",
            smooth: true,
            symbol: "none",
            areaStyle: {
              opacity: 0.5,
            },
            data: data.map((d) => d.value),
          },
        ],
      });

      Object.assign(payNumChartOption, {
        tooltip: {
          trigger: "axis",
          formatter: `<i style="background: #5b8ff9;
                                  width: 10px;
                                  height: 10px;
                                  margin-right: 5px;
                                  border-radius: 50%;
                                  display: inline-block;"
                        ></i>{b0}: {c0}`,
        },
        grid: {
          top: 0,
          bottom: 0,
          left: 0,
          right: 0,
        },
        xAxis: [
          {
            show: false,
            type: "category",
            data: data.map((d) => d.date),
          },
        ],
        yAxis: [
          {
            show: false,
            type: "value",
            splitLine: {
              show: false,
            },
          },
        ],
        series: [
          {
            type: "bar",
            data: data.map((d) => d.value),
          },
        ],
      });
    })
    .catch((e) => {
      EleMessage.error(e.message);
    });
};

getPayNumData();
</script>

<style lang="scss" scoped>
.statistics-card {
  :deep(.ele-card-body) {
    padding: 16px 22px 12px 22px;
  }

  :deep(.el-divider) {
    margin: 12px 0;
    opacity: 0.6;
  }

  .statistics-header {
    display: flex;
    align-items: center;

    .statistics-header-text {
      flex: 1;
    }

    .statistics-header-tip {
      font-size: 15px;
      cursor: help;
    }
  }

  .statistics-value {
    margin-top: 4px;
  }

  .statistics-body {
    height: 36px;
    display: flex;
    padding-top: 18px;
    box-sizing: border-box;
  }

  .statistics-trend-text {
    display: flex;
    align-items: center;
    white-space: nowrap;
    word-break: break-all;
    overflow: hidden;

    .el-icon {
      font-size: 16px;
      margin-left: 4px;
    }

    & + .statistics-trend-text {
      margin-left: 14px;
    }
  }

  .statistics-footer {
    display: flex;
    align-items: center;
  }
}
</style>
